/**
 * #      1419
 * 名称   数青蛙
 * 链接   https://leetcode-cn.com/problems/minimum-number-of-frogs-croaking
 * 题解   [137](https://leetcode-cn.com/problems/minimum-number-of-frogs-croaking/solution)
 * 通过率 40.8%
 * 难道   中等
 */

